mpp_linux_cpp

mpp_linux_cpp copied to clipboard

failed to open rga dev /dev/v4l/by-path/platform-ff680000.rga-video-index0

2

您好，我编译后运行报错找不到rga设备。我用的是RK3568，我看了一下，这个/dev/v4l/by-path路径下，只有下图的这几个设备： 但我发现存在/dev/rga，请问知道是怎么回事嘛

shivabohemian

vpu.h not found

2

My chip is rk3399. I set the CMAKE_C_COMPILER and CMAKE_CXX_COMPILER in CMakeList.txt. Then I do `mkdir build;cd build;cmake ..;make`, and I get the following error. ``` root@norco:~/mpp_linux_cpp/build# make Scanning dependencies...

lihao2333

where is "build" dir ?

1

where is "build" dir ?

atuxli

SZ_4K was not declared in this scope

1

make的时候报这个错误：SZ_4K was not declared in this scope 问题出在哪儿呀

2730gf

find not -lmpp

1

libmpp ? rk3588\external\mpp ，Official mpp code is compiled without libmpp，only libmpp_rc.a libmpp_codec.a libmpp_base.a ... rk@linaro-alip:~/xxw$ sudo find / -name libmpp* [sudo] rk 的密码： /home/rk/xxw/mpp/build1/mpp/codec/libmpp_rc.a /home/rk/xxw/mpp/build1/mpp/codec/libmpp_codec.a /home/rk/xxw/mpp/build1/mpp/base/libmpp_base.a /home/rk/xxw/mpp/build1/mpp/vproc/libmpp_vproc.a /home/rk/xxw/mpp/build1/mpp/hal/libmpp_hal.a root@linaro-alip:/home/rk/xxw/mpp_linux_cpp-master/build# make...

happy-xxw